I used to think that those masks doctors wear during surgery was to prevent them from vomiting all over their patient.
A childhood belief about work

others believed things like this
- When I was a child I used to believe that doctors wore those face masks incase they threw up.— Nicole
- I used to think that doctors added plastic to your face in plastic surgery.— caro
- I used to believe that doctors could not get sick.Anon
- I used to believe my dentist could give me a shot to straighten my teeth and prevent cavities.— sircigar
- I used to want to be a doctor when I grew up, because doctors never die, as they can cure themselves.— Stuart
- I used to think doctors were male and nurses were female.Anon